Her belly button, on the other hand, is a growing concern, the first-time mom-to-be, 31, says.

"Everyone's belly button is different. Some women's belly buttons pop and some women's [don't]," she tells Bethenny Frankel on Friday's episode of Bethenny, referring to the tendency of belly buttons to push outward during the second or third trimester of a pregnancy.

"I thought, 'Oh, I wouldn't mind if it popped because then it would be like the turkey's done, right?' And it's cute," she continues. "But my stylist was like, 'You don't want that to pop. That's like having a third nipple.' "